<template>
  <el-form ref="formRef" size="large" class="login-content-form" :model="state.ruleForm" :rules="rules">
    <el-form-item class="login-animation1" prop="username">
      <el-input type="text" :placeholder="$t('message.account.accountPlaceholder1')" v-model="ruleForm.username"
                clearable autocomplete="off">
        <template #prefix>
          <el-icon class="el-input__icon">
            <ele-User/>
          </el-icon>
        </template>
      </el-input>
    </el-form-item>
    <el-form-item class="login-animation2" prop="password">
      <el-input :type="isShowPassword ? 'text' : 'password'" :placeholder="$t('message.account.accountPlaceholder2')"
                v-model="ruleForm.password">
        <template #prefix>
          <el-icon class="el-input__icon">
            <ele-Unlock/>
          </el-icon>
        </template>
        <template #suffix>
          <i class="iconfont el-input__icon login-content-password"
             :class="isShowPassword ? 'icon-yincangmima' : 'icon-xianshimima'"
             @click="isShowPassword = !isShowPassword">
          </i>
        </template>
      </el-input>
    </el-form-item>
    <el-form-item class="login-animation3" v-if="isShowCaptcha" prop="captcha">
      <el-col :span="15">
        <el-input type="text" maxlength="4" :placeholder="$t('message.account.accountPlaceholder3')"
                  v-model="ruleForm.captcha" clearable autocomplete="off">
          <template #prefix>
            <el-icon class="el-input__icon">
              <ele-Position/>
            </el-icon>
          </template>
        </el-input>
      </el-col>
      <el-col :span="1"></el-col>
      <el-col :span="8">
        <el-button class="login-content-captcha">
          <el-image :src="ruleForm.captchaImgBase" @click="refreshCaptcha"/>
        </el-button>
      </el-col>
    </el-form-item>
    <el-form-item class="login-animation4">
      <el-button type="primary" class="login-content-submit" round @keyup.enter="loginClick" @click="loginClick"
                 :loading="loading.signIn">
        <span>{{ $t('message.account.accountBtnText') }}</span>
      </el-button>
    </el-form-item>
  </el-form>
</template>

<script lang="ts">
import {toRefs, reactive, defineComponent, computed, onMounted, onUnmounted, ref} from 'vue';
import {useRoute, useRouter} from 'vue-router';
import {ElMessage, FormInstance, FormRules} from 'element-plus';
import {useI18n} from 'vue-i18n';
import Cookies from 'js-cookie';
import {storeToRefs} from 'pinia';
import {useThemeConfig} from '/@/stores/themeConfig';
import {initFrontEndControlRoutes} from '/@/router/frontEnd';
import {initBackEndControlRoutes} from '/@/router/backEnd';
import {Session} from '/@/utils/storage';
import {formatAxis} from '/@/utils/formatTime';
import {NextLoading} from '/@/utils/loading';
import * as loginApi from '/@/views/system/login/api';
import {useUserInfo} from '/@/stores/userInfo';
import {DictionaryStore} from '/@/stores/dictionary';
import {SystemConfigStore} from '/@/stores/systemConfig';
import {BtnPermissionStore} from '/@/plugin/permission/store.permission';
import {Md5} from 'ts-md5';
import {errorMessage} from '/@/utils/message';

export default defineComponent({
  name: 'loginAccount',
  setup() {
    const {t} = useI18n();
    const storesThemeConfig = useThemeConfig();
    const {themeConfig} = storeToRefs(storesThemeConfig);
    const {userInfos} = storeToRefs(useUserInfo());
    const route = useRoute();
    const router = useRouter();
    const state = reactive({
      isShowPassword: false,
      ruleForm: {
        username: '',
        password: '',
        captcha: '',
        captchaKey: '',
        captchaImgBase: '',
      },
      loading: {
        signIn: false,
      },
    });
    const rules = reactive<FormRules>({
      username: [
        {required: true, message: '请填写账号', trigger: 'blur'},
      ],
      password: [
        {
          required: true,
          message: '请填写密码',
          trigger: 'blur',
        },
      ],
      captcha: [
        {
          required: true,
          message: '请填写验证码',
          trigger: 'blur',
        },
      ],
    })
    const formRef = ref();
    // 时间获取
    const currentTime = computed(() => {
      return formatAxis(new Date());
    });
    // 是否关闭验证码
    const isShowCaptcha = computed(() => {
      return SystemConfigStore().systemConfig['base.captcha_state'];
    });

    const getCaptcha = async () => {
      loginApi.getCaptcha().then((ret: any) => {
        state.ruleForm.captchaImgBase = ret.data.image_base;
        state.ruleForm.captchaKey = ret.data.key;
      });
    };
    const refreshCaptcha = async () => {
      state.ruleForm.captcha = ''
      loginApi.getCaptcha().then((ret: any) => {
        state.ruleForm.captchaImgBase = ret.data.image_base;
        state.ruleForm.captchaKey = ret.data.key;
      });
    };
    const loginClick = async () => {
      if (!formRef.value) return
      await formRef.value.validate((valid: any) => {
        if (valid) {
          loginApi.login({...state.ruleForm, password: Md5.hashStr(state.ruleForm.password)}).then((res: any) => {
            if (res.code === 2000) {
              Session.set('token', res.data.access);
              Cookies.set('username', res.data.name);
              if (!themeConfig.value.isRequestRoutes) {
                // 前端控制路由，2、请注意执行顺序
                initFrontEndControlRoutes();
                loginSuccess();
              } else {
                // 模拟后端控制路由，isRequestRoutes 为 true，则开启后端控制路由
                // 添加完动态路由，再进行 router 跳转，否则可能报错 No match found for location with path "/"
                initBackEndControlRoutes();
                // 执行完 initBackEndControlRoutes，再执行 signInSuccess
                loginSuccess();
              }
            }
          }).catch((err: any) => {
            // 登录错误之后，刷新验证码
            refreshCaptcha();
          });
        } else {
          errorMessage("请填写登录信息")
        }
      })

    };
    const getUserInfo = () => {
      useUserInfo().setUserInfos();
    };


    // 登录成功后的跳转
    const loginSuccess = () => {
      //登录成功获取用户信息,获取系统字典数据
      getUserInfo();
      //获取所有字典
      DictionaryStore().getSystemDictionarys();

      // 初始化登录成功时间问候语
      let currentTimeInfo = currentTime.value;
      // 登录成功，跳到转首页
      // 如果是复制粘贴的路径，非首页/登录页，那么登录成功后重定向到对应的路径中
      if (route.query?.redirect) {
        router.push({
          path: <string>route.query?.redirect,
          query: Object.keys(<string>route.query?.params).length > 0 ? JSON.parse(<string>route.query?.params) : '',
        });
      } else {
        router.push('/');
      }
      // 登录成功提示
      // 关闭 loading
      state.loading.signIn = true;
      const signInText = t('message.signInText');
      ElMessage.success(`${currentTimeInfo}，${signInText}`);
      // 添加 loading，防止第一次进入界面时出现短暂空白
      NextLoading.start();
    };
    onMounted(() => {
      getCaptcha();
      //获取系统配置
      SystemConfigStore().getSystemConfigs();
    });


    return {
      refreshCaptcha,
      loginClick,
      loginSuccess,
      isShowCaptcha,
      state,
      formRef,
      rules,
      ...toRefs(state),
    };
  },
});
</script>

<style scoped lang="scss">
.login-content-form {
  margin-top: 20px;

  @for $i from 1 through 4 {
    .login-animation#{$i} {
      opacity: 0;
      animation-name: error-num;
      animation-duration: 0.5s;
      animation-fill-mode: forwards;
      animation-delay: calc($i/10) + s;
    }
  }

  .login-content-password {
    display: inline-block;
    width: 20px;
    cursor: pointer;

    &:hover {
      color: #909399;
    }
  }

  .login-content-captcha {
    width: 100%;
    padding: 0;
    font-weight: bold;
    letter-spacing: 5px;
  }

  .login-content-submit {
    width: 100%;
    letter-spacing: 2px;
    font-weight: 300;
    margin-top: 15px;
  }
}
</style>
